en_tn/job/20/26.md

Complete darkness is reserved for his treasures

"Complete darkness" refers to destruction. AT: "God will cause others to come and destroy his possessions" (See: rc://en/ta/man/translate/figs-metaphor and rc://en/ta/man/translate/figs-activepassive)

a fire not fanned will devour him

AT: "God will cause a fire that will burn him up"

The heavens...the earth

Possible meanings are: 1) those who live in the heavens and the earth (See: rc://en/ta/man/translate/figs-metonymy), or 2) Zophar is describing the heavens and the earth as if they are humans who will testify in court against the wicked person. (See: rc://en/ta/man/translate/figs-personification)